ocaml ast.ml; ocamlyacc parser.mly; ocamlc -c parser.mli; ocamllex lexer.mll;ocamlc -c lexer.ml;ocamlc -c parser.ml;ocamlc -c ast.ml; main.ml;ocamlc -o compiler lexer.cmo parser.cmo ast.cmo main.cmo;rm parser.mli lexer.ml parser.ml;./compiler



